Notability in The UK Internet Timeline
Due to ISDN's ability to establish connections in less than 3 seconds, compared to 30–60 seconds for a dial-up modem, BT Highway provided many people's first experience of a near always-on Internet connection. The service also provided many people's first experience of an Internet connection that ran faster than a dial-up modem (up to 128kbit/s compared to 56 kbit/s, and with a latency of 75-150ms compared to 150-300ms). BT Highway was available five or more years before the availability of broadband, especially in rural areas where ISDN was available over far longer distances, and far more telephone exchanges, than the initial roll-out of ADSL,
Read more about this topic: BT Highway